From patchwork Mon Aug 6 13:13:40 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anilkumar Kolli X-Patchwork-Id: 10557063 X-Patchwork-Delegate: kvalo@adurom.com Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 27AC0157B for ; Mon, 6 Aug 2018 13:12:44 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 15223294C0 for ; Mon, 6 Aug 2018 13:12:44 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 0660C294D1; Mon, 6 Aug 2018 13:12:44 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI,T_DKIM_INVALID autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id EA79F294B2 for ; Mon, 6 Aug 2018 13:12:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732395AbeHFPVo (ORCPT ); Mon, 6 Aug 2018 11:21:44 -0400 Received: from smtp.codeaurora.org ([198.145.29.96]:44628 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727340AbeHFPVn (ORCPT ); Mon, 6 Aug 2018 11:21:43 -0400 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id 42F8560B12; Mon, 6 Aug 2018 13:12:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1533561161; bh=nuKAJ60Wm8oOtKsJCad3L9ICluUADrGDQr+30iFN2L8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=TWT5Y4xZH2Uaxv7ifaN1oB9FbtLWFTVUhyacb/FhS6YuzoiNAU8/6X/pLmftMkZ2x HLb8tIUNqZrchqu2XAp9B92kw+4sMGynld1ecausuApYW11Cpf+H6k7Guf8n2/Gpru T9KjiXounxRqDek4UCBHJBKB5Fx47aGSRKpz2XFI= Received: from localhost (blr-c-bdr-fw-01_globalnat_allzones-outside.qualcomm.com [103.229.19.19]) (using TLSv1.2 with cipher DHE-RSA-AES128-SHA (128/128 bits)) (No client certificate requested) (Authenticated sender: akolli@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id 7330460769; Mon, 6 Aug 2018 13:12:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1533561160; bh=nuKAJ60Wm8oOtKsJCad3L9ICluUADrGDQr+30iFN2L8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=lkzscrLmRjTcEEs6D598i4Hb3LM/JvbroSzVxylscS1ruBCgo0DtomFJKI/nBF2g6 pnrUaI3F1SObtnSM3w8cVu/LmV2J/h7tMYLkFEFeBZ7NOKWTGCtVG+JX/OIg9agXK/ IgSzoAAI4jGuoB0+8ihy6oezYANdpl/0ib0D1sGQ= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 7330460769 Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=akolli@codeaurora.org From: Anilkumar Kolli To: ath10k@lists.infradead.org Cc: linux-wireless@vger.kernel.org Subject: [PATCH 1/4] ath10k: get the legacy rate index to update the txrate table Date: Mon, 6 Aug 2018 18:43:40 +0530 Message-Id: <1533561223-342-2-git-send-email-akolli@codeaurora.org> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1533561223-342-1-git-send-email-akolli@codeaurora.org> References: <1533561223-342-1-git-send-email-akolli@codeaurora.org> Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Get the legacy rate index to update the pkts/bytes counter against each possible tx rate. Signed-off-by: Anilkumar Kolli --- drivers/net/wireless/ath/ath10k/htt_rx.c | 24 ++++++++++-------------- 1 file changed, 10 insertions(+), 14 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c index 4d1cd90d6d27..01eb4a7f4a69 100644 --- a/drivers/net/wireless/ath/ath10k/htt_rx.c +++ b/drivers/net/wireless/ath/ath10k/htt_rx.c @@ -2488,7 +2488,7 @@ void ath10k_htt_htc_t2h_msg_handler(struct ath10k *ar, struct sk_buff *skb) dev_kfree_skb_any(skb); } -static inline bool is_valid_legacy_rate(u8 rate) +static inline int ath10k_get_legacy_rate_idx(struct ath10k *ar, u8 rate) { static const u8 legacy_rates[] = {1, 2, 5, 11, 6, 9, 12, 18, 24, 36, 48, 54}; @@ -2496,10 +2496,11 @@ static inline bool is_valid_legacy_rate(u8 rate) for (i = 0; i < ARRAY_SIZE(legacy_rates); i++) { if (rate == legacy_rates[i]) - return true; + return i; } - return false; + ath10k_warn(ar, "Invalid legacy rate %hhd peer stats", rate); + return -EINVAL; } static void @@ -2508,7 +2509,7 @@ static inline bool is_valid_legacy_rate(u8 rate) struct ath10k_per_peer_tx_stats *peer_stats) { struct ath10k_sta *arsta = (struct ath10k_sta *)sta->drv_priv; - u8 rate = 0, sgi; + u8 rate = 0, rate_idx = 0, sgi; struct rate_info txrate; lockdep_assert_held(&ar->data_lock); @@ -2536,17 +2537,12 @@ static inline bool is_valid_legacy_rate(u8 rate) if (txrate.flags == WMI_RATE_PREAMBLE_CCK || txrate.flags == WMI_RATE_PREAMBLE_OFDM) { rate = ATH10K_HW_LEGACY_RATE(peer_stats->ratecode); - - if (!is_valid_legacy_rate(rate)) { - ath10k_warn(ar, "Invalid legacy rate %hhd peer stats", - rate); - return; - } - /* This is hacky, FW sends CCK rate 5.5Mbps as 6 */ - rate *= 10; - if (rate == 60 && txrate.flags == WMI_RATE_PREAMBLE_CCK) - rate = rate - 5; + if (rate == 6 && txrate.flags == WMI_RATE_PREAMBLE_CCK) + rate = 5; + rate_idx = ath10k_get_legacy_rate_idx(ar, rate); + if (rate_idx < 0) + return; arsta->txrate.legacy = rate; } else if (txrate.flags == WMI_RATE_PREAMBLE_HT) { arsta->txrate.flags = RATE_INFO_FLAGS_MCS; From patchwork Mon Aug 6 13:13:41 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anilkumar Kolli X-Patchwork-Id: 10557065 X-Patchwork-Delegate: kvalo@adurom.com Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id E9392157D for ; 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h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=UCivw1XST/11eMI3/oHU9wNqBG0uPk8CCwRNdFlGzD9aVUnYhulBzrVv4k8YBvBCH B6C1DdiPiTHg1AsvHzc41p1in3uVXW71q8l7V9zcSXQPDnXP0Qk3y8orEQuyMyxBi/ ksR9IvoYcpFqMelOZuKCZsouqup56P6lfn1SWgxY= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 15682604BE Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=akolli@codeaurora.org From: Anilkumar Kolli To: ath10k@lists.infradead.org Cc: linux-wireless@vger.kernel.org Subject: [PATCH 2/4] ath10k: add debugfs entry to enable extended tx stats Date: Mon, 6 Aug 2018 18:43:41 +0530 Message-Id: <1533561223-342-3-git-send-email-akolli@codeaurora.org> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1533561223-342-1-git-send-email-akolli@codeaurora.org> References: <1533561223-342-1-git-send-email-akolli@codeaurora.org> Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This patch adds debugfs entry to enable/disable extended tx statistics. Extended tx statistics are from peer stats feature. Signed-off-by: Anilkumar Kolli --- drivers/net/wireless/ath/ath10k/core.h | 1 + drivers/net/wireless/ath/ath10k/debug.c | 62 ++++++++++++++++++++++++++++++- 2 files changed, 62 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/ath/ath10k/core.h b/drivers/net/wireless/ath/ath10k/core.h index 9feea02e7d37..b5f6940bb102 100644 --- a/drivers/net/wireless/ath/ath10k/core.h +++ b/drivers/net/wireless/ath/ath10k/core.h @@ -607,6 +607,7 @@ struct ath10k_debug { u32 reg_addr; u32 nf_cal_period; void *cal_data; + u32 enable_extd_tx_stats; }; enum ath10k_state { diff --git a/drivers/net/wireless/ath/ath10k/debug.c b/drivers/net/wireless/ath/ath10k/debug.c index 0baaad90b8d1..ada29a4cc9c8 100644 --- a/drivers/net/wireless/ath/ath10k/debug.c +++ b/drivers/net/wireless/ath/ath10k/debug.c @@ -2042,6 +2042,61 @@ static ssize_t ath10k_read_btcoex(struct file *file, char __user *ubuf, .open = simple_open }; +static ssize_t ath10k_write_enable_extd_tx_stats(struct file *file, + const char __user *ubuf, + size_t count, loff_t *ppos) +{ + struct ath10k *ar = file->private_data; + u32 filter; + int ret; + + if (kstrtouint_from_user(ubuf, count, 0, &filter)) + return -EINVAL; + + mutex_lock(&ar->conf_mutex); + + if (ar->state != ATH10K_STATE_ON) { + ar->debug.enable_extd_tx_stats = filter; + ret = count; + goto out; + } + + if (filter == ar->debug.enable_extd_tx_stats) { + ret = count; + goto out; + } + + ar->debug.enable_extd_tx_stats = filter; + ret = count; + +out: + mutex_unlock(&ar->conf_mutex); + return ret; +} + +static ssize_t ath10k_read_enable_extd_tx_stats(struct file *file, + char __user *ubuf, + size_t count, loff_t *ppos) + +{ + char buf[32]; + struct ath10k *ar = file->private_data; + int len = 0; + + mutex_lock(&ar->conf_mutex); + len = scnprintf(buf, sizeof(buf) - len, "%08x\n", + ar->debug.enable_extd_tx_stats); + mutex_unlock(&ar->conf_mutex); + + return simple_read_from_buffer(ubuf, count, ppos, buf, len); +} + +static const struct file_operations fops_enable_extd_tx_stats = { + .read = ath10k_read_enable_extd_tx_stats, + .write = ath10k_write_enable_extd_tx_stats, + .open = simple_open +}; + static ssize_t ath10k_write_peer_stats(struct file *file, const char __user *ubuf, size_t count, loff_t *ppos) @@ -2454,10 +2509,15 @@ int ath10k_debug_register(struct ath10k *ar) debugfs_create_file("btcoex", 0644, ar->debug.debugfs_phy, ar, &fops_btcoex); - if (test_bit(WMI_SERVICE_PEER_STATS, ar->wmi.svc_map)) + if (test_bit(WMI_SERVICE_PEER_STATS, ar->wmi.svc_map)) { debugfs_create_file("peer_stats", 0644, ar->debug.debugfs_phy, ar, &fops_peer_stats); + debugfs_create_file("enable_extd_tx_stats", 0644, + ar->debug.debugfs_phy, ar, + &fops_enable_extd_tx_stats); + } + debugfs_create_file("fw_checksums", 0400, ar->debug.debugfs_phy, ar, &fops_fw_checksums); From patchwork Mon Aug 6 13:13:42 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anilkumar Kolli X-Patchwork-Id: 10557073 X-Patchwork-Delegate: kvalo@adurom.com Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id A864A157B for ; 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h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=F4KnWCVx6F7Jmd7jzVId7DzdHwDRJZ45rpS13JGJHqRUfhtPxEyCorDBG7thyWya6 GdZKrW6eyl/RNQ77MFWBe1qcFyCdHdJ5dzOsNAppKRIpZAFtQSmObHHDbKOpcMAmNm nZ2dNhyn+UrRzAMV90xAVdDFaDri3deh/08mAd4A= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 1FA0A60B22 Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=akolli@codeaurora.org From: Anilkumar Kolli To: ath10k@lists.infradead.org Cc: linux-wireless@vger.kernel.org Subject: [PATCH 3/4] ath10k: add extended per sta tx statistics support Date: Mon, 6 Aug 2018 18:43:42 +0530 Message-Id: <1533561223-342-4-git-send-email-akolli@codeaurora.org> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1533561223-342-1-git-send-email-akolli@codeaurora.org> References: <1533561223-342-1-git-send-email-akolli@codeaurora.org> Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This patch adds per station tx statistics support. Per station tx stats include - pkts/bytes transmitted at all possible rates(mcs/nss/bw/gi). - ACK fails count - ampdu bytes/pkts transmitted at all possible rates(mcs/nss/bw/gi). - BA fails count Tested on QCA9984/QCA4019/QCA988x Firmware: 10.4-3.5.3-00057 10.2.4-1.0-00037 Signed-off-by: Anilkumar Kolli --- drivers/net/wireless/ath/ath10k/core.h | 31 +++++++++ drivers/net/wireless/ath/ath10k/htt_rx.c | 109 ++++++++++++++++++++++++++++++ drivers/net/wireless/ath/ath10k/mac.c | 7 ++ drivers/net/wireless/ath/ath10k/wmi.h | 13 ++-- 4 files changed, 156 insertions(+), 4 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/core.h b/drivers/net/wireless/ath/ath10k/core.h index b5f6940bb102..ee852e690382 100644 --- a/drivers/net/wireless/ath/ath10k/core.h +++ b/drivers/net/wireless/ath/ath10k/core.h @@ -461,6 +461,36 @@ struct ath10k_sta_tid_stats { unsigned long int rx_pkt_amsdu[ATH10K_AMSDU_SUBFRM_NUM_MAX]; }; +enum ath10k_counter_type { + ATH10K_COUNTER_TYPE_BYTES, + ATH10K_COUNTER_TYPE_PKTS, + ATH10K_COUNTER_TYPE_MAX, +}; + +enum ath10k_stats_type { + ATH10K_STATS_TYPE_SUCC, + ATH10K_STATS_TYPE_FAIL, + ATH10K_STATS_TYPE_RETRY, + ATH10K_STATS_TYPE_AMPDU, + ATH10K_STATS_TYPE_MAX, +}; + +struct ath10k_htt_data_stats { + u64 legacy[ATH10K_COUNTER_TYPE_MAX][NUM_LEGACY]; + u64 ht[ATH10K_COUNTER_TYPE_MAX][NUM_HT_MCS]; + u64 vht[ATH10K_COUNTER_TYPE_MAX][NUM_VHT_MCS]; + u64 bw[ATH10K_COUNTER_TYPE_MAX][NUM_BW]; + u64 nss[ATH10K_COUNTER_TYPE_MAX][NUM_NSS]; + u64 gi[ATH10K_COUNTER_TYPE_MAX][NUM_GI]; +}; + +struct ath10k_htt_tx_stats { + struct ath10k_htt_data_stats stats[ATH10K_STATS_TYPE_MAX]; + u64 tx_duration; + u64 ba_fails; + u64 ack_fails; +}; + struct ath10k_sta { struct ath10k_vif *arvif; @@ -474,6 +504,7 @@ struct ath10k_sta { struct work_struct update_wk; u64 rx_duration; + struct ath10k_htt_tx_stats *tx_stats; #ifdef CONFIG_MAC80211_DEBUGFS /* protected by conf_mutex */ diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c index 01eb4a7f4a69..d634d08a0ea0 100644 --- a/drivers/net/wireless/ath/ath10k/htt_rx.c +++ b/drivers/net/wireless/ath/ath10k/htt_rx.c @@ -2504,6 +2504,111 @@ static inline int ath10k_get_legacy_rate_idx(struct ath10k *ar, u8 rate) } static void +ath10k_accumulate_per_peer_tx_stats(struct ath10k *ar, + struct ath10k_sta *arsta, + struct ath10k_per_peer_tx_stats *pstats, + u8 legacy_rate_idx) +{ + struct rate_info *txrate = &arsta->txrate; + struct ath10k_htt_tx_stats *tx_stats; + int ht_idx, gi, mcs, bw, nss; + + if (!arsta->tx_stats) + return; + + tx_stats = arsta->tx_stats; + gi = (arsta->txrate.flags & RATE_INFO_FLAGS_SHORT_GI); + ht_idx = txrate->mcs + txrate->nss * 8; + mcs = txrate->mcs; + bw = txrate->bw; + nss = txrate->nss; + +#define STATS_OP_FMT(name) tx_stats->stats[ATH10K_STATS_TYPE_##name] + + if (txrate->flags == RATE_INFO_FLAGS_VHT_MCS) { + STATS_OP_FMT(SUCC).vht[0][mcs] += pstats->succ_bytes; + STATS_OP_FMT(SUCC).vht[1][mcs] += pstats->succ_pkts; + STATS_OP_FMT(FAIL).vht[0][mcs] += pstats->failed_bytes; + STATS_OP_FMT(FAIL).vht[1][mcs] += pstats->failed_pkts; + STATS_OP_FMT(RETRY).vht[0][mcs] += pstats->retry_bytes; + STATS_OP_FMT(RETRY).vht[1][mcs] += pstats->retry_pkts; + } else if (txrate->flags == RATE_INFO_FLAGS_MCS) { + STATS_OP_FMT(SUCC).ht[0][ht_idx] += pstats->succ_bytes; + STATS_OP_FMT(SUCC).ht[1][ht_idx] += pstats->succ_pkts; + STATS_OP_FMT(FAIL).ht[0][ht_idx] += pstats->failed_bytes; + STATS_OP_FMT(FAIL).ht[1][ht_idx] += pstats->failed_pkts; + STATS_OP_FMT(RETRY).ht[0][ht_idx] += pstats->retry_bytes; + STATS_OP_FMT(RETRY).ht[1][ht_idx] += pstats->retry_pkts; + } else { + mcs = legacy_rate_idx; + if (mcs < 0) + return; + + STATS_OP_FMT(SUCC).legacy[0][mcs] += pstats->succ_bytes; + STATS_OP_FMT(SUCC).legacy[1][mcs] += pstats->succ_pkts; + STATS_OP_FMT(FAIL).legacy[0][mcs] += pstats->failed_bytes; + STATS_OP_FMT(FAIL).legacy[1][mcs] += pstats->failed_pkts; + STATS_OP_FMT(RETRY).legacy[0][mcs] += pstats->retry_bytes; + STATS_OP_FMT(RETRY).legacy[1][mcs] += pstats->retry_pkts; + } + + if (ATH10K_HW_AMPDU(pstats->flags)) { + tx_stats->ba_fails += ATH10K_HW_BA_FAIL(pstats->flags); + + if (txrate->flags == RATE_INFO_FLAGS_MCS) { + STATS_OP_FMT(AMPDU).ht[0][ht_idx] += + pstats->succ_bytes + pstats->retry_bytes; + STATS_OP_FMT(AMPDU).ht[1][ht_idx] += + pstats->succ_pkts + pstats->retry_pkts; + } else { + STATS_OP_FMT(AMPDU).vht[0][mcs] += + pstats->succ_bytes + pstats->retry_bytes; + STATS_OP_FMT(AMPDU).vht[1][mcs] += + pstats->succ_pkts + pstats->retry_pkts; + } + STATS_OP_FMT(AMPDU).bw[0][bw] += + pstats->succ_bytes + pstats->retry_bytes; + STATS_OP_FMT(AMPDU).nss[0][nss] += + pstats->succ_bytes + pstats->retry_bytes; + STATS_OP_FMT(AMPDU).gi[0][gi] += + pstats->succ_bytes + pstats->retry_bytes; + STATS_OP_FMT(AMPDU).bw[1][bw] += + pstats->succ_pkts + pstats->retry_pkts; + STATS_OP_FMT(AMPDU).nss[1][nss] += + pstats->succ_pkts + pstats->retry_pkts; + STATS_OP_FMT(AMPDU).gi[1][gi] += + pstats->succ_pkts + pstats->retry_pkts; + } else { + tx_stats->ack_fails += + ATH10K_HW_BA_FAIL(pstats->flags); + } + + STATS_OP_FMT(SUCC).bw[0][bw] += pstats->succ_bytes; + STATS_OP_FMT(SUCC).nss[0][nss] += pstats->succ_bytes; + STATS_OP_FMT(SUCC).gi[0][gi] += pstats->succ_bytes; + + STATS_OP_FMT(SUCC).bw[1][bw] += pstats->succ_pkts; + STATS_OP_FMT(SUCC).nss[1][nss] += pstats->succ_pkts; + STATS_OP_FMT(SUCC).gi[1][gi] += pstats->succ_pkts; + + STATS_OP_FMT(FAIL).bw[0][bw] += pstats->failed_bytes; + STATS_OP_FMT(FAIL).nss[0][nss] += pstats->failed_bytes; + STATS_OP_FMT(FAIL).gi[0][gi] += pstats->failed_bytes; + + STATS_OP_FMT(FAIL).bw[1][bw] += pstats->failed_pkts; + STATS_OP_FMT(FAIL).nss[1][nss] += pstats->failed_pkts; + STATS_OP_FMT(FAIL).gi[1][gi] += pstats->failed_pkts; + + STATS_OP_FMT(RETRY).bw[0][bw] += pstats->retry_bytes; + STATS_OP_FMT(RETRY).nss[0][nss] += pstats->retry_bytes; + STATS_OP_FMT(RETRY).gi[0][gi] += pstats->retry_bytes; + + STATS_OP_FMT(RETRY).bw[1][bw] += pstats->retry_pkts; + STATS_OP_FMT(RETRY).nss[1][nss] += pstats->retry_pkts; + STATS_OP_FMT(RETRY).gi[1][gi] += pstats->retry_pkts; +} + +static void ath10k_update_per_peer_tx_stats(struct ath10k *ar, struct ieee80211_sta *sta, struct ath10k_per_peer_tx_stats *peer_stats) @@ -2557,6 +2662,10 @@ static inline int ath10k_get_legacy_rate_idx(struct ath10k *ar, u8 rate) arsta->txrate.nss = txrate.nss; arsta->txrate.bw = ath10k_bw_to_mac80211_bw(txrate.bw); + + if (ar->debug.enable_extd_tx_stats) + ath10k_accumulate_per_peer_tx_stats(ar, arsta, peer_stats, + rate_idx); } static void ath10k_htt_fetch_peer_stats(struct ath10k *ar, diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index 90f9372dec25..fd42b32ead0b 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -6243,6 +6243,10 @@ static int ath10k_sta_state(struct ieee80211_hw *hw, ar->num_stations + 1, ar->max_num_stations, ar->num_peers + 1, ar->max_num_peers); + arsta->tx_stats = kzalloc(sizeof(*arsta->tx_stats), GFP_KERNEL); + if (!arsta->tx_stats) + goto exit; + num_tdls_stations = ath10k_mac_tdls_vif_stations_count(hw, vif); num_tdls_vifs = ath10k_mac_tdls_vifs_count(hw); @@ -6328,6 +6332,9 @@ static int ath10k_sta_state(struct ieee80211_hw *hw, "mac vdev %d peer delete %pM sta %pK (sta gone)\n", arvif->vdev_id, sta->addr, sta); + if (ar->debug.enable_extd_tx_stats) + kfree(arsta->tx_stats); + if (sta->tdls) { ret = ath10k_mac_tdls_peer_update(ar, arvif->vdev_id, sta, diff --git a/drivers/net/wireless/ath/ath10k/wmi.h b/drivers/net/wireless/ath/ath10k/wmi.h index 36220258e3c7..d057837ffadf 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.h +++ b/drivers/net/wireless/ath/ath10k/wmi.h @@ -4958,10 +4958,15 @@ enum wmi_rate_preamble { #define ATH10K_HW_GI(flags) (((flags) >> 5) & 0x1) #define ATH10K_HW_RATECODE(rate, nss, preamble) \ (((preamble) << 6) | ((nss) << 4) | (rate)) - -#define VHT_MCS_NUM 10 -#define VHT_BW_NUM 4 -#define VHT_NSS_NUM 4 +#define ATH10K_HW_AMPDU(flags) (flags & 0x1) +#define ATH10K_HW_BA_FAIL(flags) (((flags) >> 1) & 0x3) + +#define NUM_VHT_MCS 10 +#define NUM_BW 4 +#define NUM_NSS 4 +#define NUM_LEGACY 12 +#define NUM_GI 2 +#define NUM_HT_MCS 32 /* Value to disable fixed rate setting */ #define WMI_FIXED_RATE_NONE (0xff) From patchwork Mon Aug 6 13:13:43 2018 Content-Type: text/plain; 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Mon, 6 Aug 2018 13:13:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1533561186; bh=WVWuEbthkFgbQwa/vZ6qo/XStrVM/qlws/vx4PU8Chc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=cYfNKHDWI98CHv8kBIqu++/HHmLhDVaNGmD+q8h98RaR3yxbYCh8tMoteikpqoL4f Zpweo7Qzi/Sv7pBaX+LROgXmc8F89BXh6/MGaHUCsI7V2zHZOs2cpEjzJrlEGRyW4M zN0XgFtzN2kSwTe2OSHs9wIKA4bXdxZyxYRY8JJc= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org D739160AFF Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=akolli@codeaurora.org From: Anilkumar Kolli To: ath10k@lists.infradead.org Cc: linux-wireless@vger.kernel.org Subject: [PATCH 4/4] ath10k: add debugfs support to dump per sta tx stats Date: Mon, 6 Aug 2018 18:43:43 +0530 Message-Id: <1533561223-342-5-git-send-email-akolli@codeaurora.org> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1533561223-342-1-git-send-email-akolli@codeaurora.org> References: <1533561223-342-1-git-send-email-akolli@codeaurora.org> Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This patch adds 'tx_stats' in per station debugfs entry. Use this command to dump tx_stats: cat /sys/kernel/debug/ieee80211/phy0/netdev\:wlan0/ stations//tx_stats Signed-off-by: Anilkumar Kolli --- drivers/net/wireless/ath/ath10k/debugfs_sta.c | 100 +++++++++++++++++++++++++ 1 file changed, 100 insertions(+) diff --git a/drivers/net/wireless/ath/ath10k/debugfs_sta.c b/drivers/net/wireless/ath/ath10k/debugfs_sta.c index a63c97e2c50c..800eddd26af8 100644 --- a/drivers/net/wireless/ath/ath10k/debugfs_sta.c +++ b/drivers/net/wireless/ath/ath10k/debugfs_sta.c @@ -626,9 +626,105 @@ static ssize_t ath10k_dbg_sta_read_tid_stats(struct file *file, .llseek = default_llseek, }; +static inline int ath10k_dump_htt_tx_stats(char *buf, int len, int size, + struct ath10k_htt_data_stats stats, + int type, const char *name) +{ + static const char *str[ATH10K_COUNTER_TYPE_MAX] = { + "bytes", "packets"}; + int i; + + len += scnprintf(buf + len, size - len, "%s_%s\n", name, + str[type]); + len += scnprintf(buf + len, size - len, " VHT MCS %s\n", + str[type]); + for (i = 0; i < NUM_VHT_MCS; i++) + len += scnprintf(buf + len, size - len, " %llu ", + stats.vht[type][i]); + len += scnprintf(buf + len, size - len, "\n"); + len += scnprintf(buf + len, size - len, " HT MCS %s\n", + str[type]); + for (i = 0; i < NUM_HT_MCS; i++) + len += scnprintf(buf + len, size - len, " %llu ", + stats.ht[type][i]); + len += scnprintf(buf + len, size - len, "\n"); + len += scnprintf(buf + len, size - len, + " BW %s (20,40,80,160 MHz)\n", str[type]); + len += scnprintf(buf + len, size - len, " %llu %llu %llu %llu\n", + stats.bw[type][0], stats.bw[type][1], + stats.bw[type][2], stats.bw[type][3]); + len += scnprintf(buf + len, size - len, + " NSS %s (1x1,2x2,3x3,4x4)\n", str[type]); + len += scnprintf(buf + len, size - len, " %llu %llu %llu %llu\n", + stats.nss[type][0], stats.nss[type][1], + stats.nss[type][2], stats.nss[type][3]); + len += scnprintf(buf + len, size - len, " GI %s (LGI,SGI)\n", + str[type]); + len += scnprintf(buf + len, size - len, " %llu %llu\n", + stats.gi[type][0], stats.gi[type][1]); + len += scnprintf(buf + len, size - len, + " legacy rate %s (1,2 ... Mbps)\n ", str[type]); + for (i = 0; i < NUM_LEGACY; i++) + len += scnprintf(buf + len, size - len, "%llu ", + stats.legacy[type][i]); + len += scnprintf(buf + len, size - len, "\n"); + + return len; +} + +static ssize_t ath10k_dbg_sta_dump_tx_stats(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ieee80211_sta *sta = file->private_data; + struct ath10k_sta *arsta = (struct ath10k_sta *)sta->drv_priv; + struct ath10k *ar = arsta->arvif->ar; + char *buf; + static const char *str_name[ATH10K_STATS_TYPE_MAX] = { + "succ", "fail", "retry", "ampdu"}; + int len = 0, i, j, retval = 0, size = 2 * 1024; + + buf = kzalloc(size, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + mutex_lock(&ar->conf_mutex); + + for (i = 0; i < ATH10K_STATS_TYPE_MAX; i++) + for (j = 0; j < ATH10K_COUNTER_TYPE_MAX; j++) + len = ath10k_dump_htt_tx_stats(buf, len, size, + arsta->tx_stats->stats[i], + j, str_name[i]); + + len += scnprintf(buf + len, size - len, + "\nTX duration\n %llu usecs\n", + arsta->tx_stats->tx_duration); + len += scnprintf(buf + len, size - len, + "BA fails\n %llu\n", arsta->tx_stats->ba_fails); + len += scnprintf(buf + len, size - len, + "ack fails\n %llu\n", arsta->tx_stats->ack_fails); + + if (len > size) + len = size; + retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); + kfree(buf); + + mutex_unlock(&ar->conf_mutex); + return retval; +} + +static const struct file_operations fops_tx_stats = { + .read = ath10k_dbg_sta_dump_tx_stats, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + void ath10k_sta_add_debugfs(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct dentry *dir) { + struct ath10k *ar = hw->priv; + debugfs_create_file("aggr_mode", 0644, dir, sta, &fops_aggr_mode); debugfs_create_file("addba", 0200, dir, sta, &fops_addba); debugfs_create_file("addba_resp", 0200, dir, sta, &fops_addba_resp); @@ -637,4 +733,8 @@ void ath10k_sta_add_debugfs(struct ieee80211_hw *hw, struct ieee80211_vif *vif, &fops_peer_debug_trigger); debugfs_create_file("dump_tid_stats", 0400, dir, sta, &fops_tid_stats_dump); + + if (ath10k_peer_stats_enabled(ar) && ar->debug.enable_extd_tx_stats) + debugfs_create_file("tx_stats", 0400, dir, sta, + &fops_tx_stats); }